What causes salivary calculi (sialolithiasis)?

Updated: May 12, 2020
  • Author: Adi Yoskovitch, MD, MSc; Chief Editor: Arlen D Meyers, MD, MBA  more...
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Answer

The exact mechanism of stone formation is unclear, but it appears to be related to the following conditions:

  • Salivary stagnation

  • Epithelial injury along the duct resulting in sialolith formation, which acts as a nidus for further stone formatio

  • Precipitation of calcium salts


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